xfstests 224: test aio hole-fill at 4g

[Eric Sandeen]

On 10/26/12 12:18 PM, Rich Johnston wrote:
> On 01/29/2010 02:05 PM, Eric Sandeen wrote:
>> Testcase from Giel de Nijs <giel at vectorwise.com>
>> on linux-ext4 list, ""Possible ext4 data corruption
>> with large files and async I/O," on 29 Jan 2010
>>
>> ext4 put byte offsets in a block offset u32 container
>> in the endio struct, so 4g wrapped to 0 leading to
>> data corruption when the unwritten extent did not
>> get converted.
>>
>> Signed-off-by: Eric Sandeen <sandeen at sandeen.net>
>>
>> ---
> 
> Hey Eric
> 
> Just going through the list trying to clean it up.  Is this patch still valid or does one of the other hole tests cover this?

There was some question on the list about whether there should be a dedicated test program to do this, or an AIO addition to xfs_io - that probably needs some thought.  AFAIK xfs_io still doesn't know anything about AIO.

I doubt that this particular AIO testcase got covered anywhere else.

-Eric

> Regards
> --Rich
> 
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